// 220104 2210

var fs = require('fs');

// 可读流
var src = fs.createReadStream('22M01/file/input01042245.txt');

// 可写流
var dest = fs.createWriteStream('22M01/file/output01042212.txt');

// 管道读写操作
var ret = src.pipe(dest);
console.log(ret); // 返回 WriteStream {...} 很长

console.log('END.15');
